74516745 has 8 divisors (see below), whose sum is σ = 119226816. Its totient is φ = 39742256.

The previous prime is 74516737. The next prime is 74516759. The reversal of 74516745 is 54761547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 74516745 - 2³ = 74516737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2483877 + ... + 2483906.

It is an arithmetic number, because the mean of its divisors is an integer number (14903352).

Almost surely, 2^74516745 is an apocalyptic number.

It is an amenable number.

74516745 is a deficient number, since it is larger than the sum of its proper divisors (44710071).

74516745 is a wasteful number, since it uses less digits than its factorization.

74516745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4967791.

The product of its digits is 117600, while the sum is 39.

The square root of 74516745 is about 8632.3082081214. The cubic root of 74516745 is about 420.8086179213.

It can be divided in two parts, 7451 and 6745, that added together give a triangular number (14196 = T₁₆₈).

The spelling of 74516745 in words is "seventy-four million, five hundred sixteen thousand, seven hundred forty-five".